Buy 2004 Audi A8 Door Seal. Front door. door and components. Body, Front, Weatherstrip - OEM Audi Part # 4E0831721F (4E0-831-721-F, 4E0831721D, 4E0831721E)

W'strip. on body. Door Seal. Door Weatherstrip. Inner. Surround.
Rubber Seal around the Door frame, aka Weatherstrip.

Door Seal

Fits A8, S8